#!/bin/bash

COLOR_BLUE="\033[38;2;51;100;255m"
COLOR_RESET="\033[0m"

echo "${COLOR_BLUE}"
echo "=========================================="
echo "        setting up coryd.dev locally      "
echo "=========================================="
echo "${COLOR_RESET}"

# step 1: retrieve and build .env file from 1password
echo "${COLOR_BLUE}signing in to 1password...${COLOR_RESET}"
eval $(op signin)

echo "${COLOR_BLUE}fetching secrets from 1password...${COLOR_RESET}"

SECRETS_JSON='{
  "POSTGREST_URL": "{{ op://Private/coryd.dev secrets/POSTGREST_URL }}",
  "POSTGREST_API_KEY": "{{ op://Private/coryd.dev secrets/POSTGREST_API_KEY }}",
  "MASTODON_ACCESS_TOKEN": "{{ op://Private/coryd.dev secrets/MASTODON_ACCESS_TOKEN }}",
  "MASTODON_SYNDICATION_TOKEN": "{{ op://Private/coryd.dev secrets/MASTODON_SYNDICATION_TOKEN }}",
  "FORWARDEMAIL_API_KEY": "{{ op://Private/coryd.dev secrets/FORWARDEMAIL_API_KEY }}",
  "BOOK_IMPORT_TOKEN": "{{ op://Private/coryd.dev secrets/BOOK_IMPORT_TOKEN }}",
  "WATCHING_IMPORT_TOKEN": "{{ op://Private/coryd.dev secrets/WATCHING_IMPORT_TOKEN }}",
  "ARTIST_IMPORT_TOKEN": "{{ op://Private/coryd.dev secrets/ARTIST_IMPORT_TOKEN }}",
  "TMDB_API_KEY": "{{ op://Private/coryd.dev secrets/TMDB_API_KEY }}",
  "SEASONS_IMPORT_TOKEN": "{{ op://Private/coryd.dev secrets/SEASONS_IMPORT_TOKEN }}",
  "NAVIDROME_SCROBBLE_TOKEN": "{{ op://Private/coryd.dev secrets/NAVIDROME_SCROBBLE_TOKEN }}",
  "NAVIDROME_API_URL": "{{ op://Private/coryd.dev secrets/NAVIDROME_API_URL }}",
  "NAVIDROME_API_TOKEN": "{{ op://Private/coryd.dev secrets/NAVIDROME_API_TOKEN }}",
  "COOLIFY_REBUILD_TOKEN": "{{ op://Private/coryd.dev secrets/COOLIFY_REBUILD_TOKEN }}",
  "COOLIFY_REBUILD_URL": "{{ op://Private/coryd.dev secrets/COOLIFY_REBUILD_URL }}"
}'

SECRETS=$(echo "$SECRETS_JSON" | op inject)

if [ -z "$SECRETS" ]; then
  echo "error: failed to retrieve secrets from 1password."
  exit 1
fi

echo "${COLOR_BLUE}writing .env file...${COLOR_RESET}"
echo "$SECRETS" | jq -r 'to_entries | .[] | "\(.key)=\(.value)"' > .env

# load environment variables from .env and export them
export $(grep -v '^#' .env | xargs)

# step 2: generate final config files from templates
echo "${COLOR_BLUE}generating configuration files from templates...${COLOR_RESET}"
mkdir -p generated

# escape special characters in the replacement string
escape_special_chars() {
  printf '%s' "$1" | sed 's|[&/\ |]|\\&|g'
}

for file in scripts/templates/*.template; do
  [ -e "$file" ] || continue

  new_file="generated/$(basename "${file%.template}")"
  cp "$file" "$new_file"

  # replace placeholders
  sed -i '' -e "s|{{POSTGREST_URL}}|$(escape_special_chars "$POSTGREST_URL")|g" "$new_file"
  sed -i '' -e "s|{{POSTGREST_API_KEY}}|$(escape_special_chars "$POSTGREST_API_KEY")|g" "$new_file"
  sed -i '' -e "s|{{MASTODON_ACCESS_TOKEN}}|$(escape_special_chars "$MASTODON_ACCESS_TOKEN")|g" "$new_file"
  sed -i '' -e "s|{{MASTODON_SYNDICATION_TOKEN}}|$(escape_special_chars "$MASTODON_SYNDICATION_TOKEN")|g" "$new_file"
  sed -i '' -e "s|{{FORWARDEMAIL_API_KEY}}|$(escape_special_chars "$FORWARDEMAIL_API_KEY")|g" "$new_file"
  sed -i '' -e "s|{{BOOK_IMPORT_TOKEN}}|$(escape_special_chars "$BOOK_IMPORT_TOKEN")|g" "$new_file"
  sed -i '' -e "s|{{WATCHING_IMPORT_TOKEN}}|$(escape_special_chars "$WATCHING_IMPORT_TOKEN")|g" "$new_file"
  sed -i '' -e "s|{{ARTIST_IMPORT_TOKEN}}|$(escape_special_chars "$ARTIST_IMPORT_TOKEN")|g" "$new_file"
  sed -i '' -e "s|{{TMDB_API_KEY}}|$(escape_special_chars "$TMDB_API_KEY")|g" "$new_file"
  sed -i '' -e "s|{{SEASONS_IMPORT_TOKEN}}|$(escape_special_chars "$SEASONS_IMPORT_TOKEN")|g" "$new_file"
  sed -i '' -e "s|{{NAVIDROME_SCROBBLE_TOKEN}}|$(escape_special_chars "$NAVIDROME_SCROBBLE_TOKEN")|g" "$new_file"
  sed -i '' -e "s|{{NAVIDROME_API_URL}}|$(escape_special_chars "$NAVIDROME_API_URL")|g" "$new_file"
  sed -i '' -e "s|{{NAVIDROME_API_TOKEN}}|$(escape_special_chars "$NAVIDROME_API_TOKEN")|g" "$new_file"
  sed -i '' -e "s|{{COOLIFY_REBUILD_TOKEN}}|$(escape_special_chars "$COOLIFY_REBUILD_TOKEN")|g" "$new_file"
  sed -i '' -e "s|{{COOLIFY_REBUILD_URL}}|$(escape_special_chars "$COOLIFY_REBUILD_URL")|g" "$new_file"
done

echo "${COLOR_BLUE}all configurations generated in the 'generated' folder.${COLOR_RESET}"

# step 3: ensure apache_modules.list exists
MODULES_LIST="scripts/lists/apache_modules.list"
if [ ! -f "$MODULES_LIST" ]; then
  echo "apache_modules.list not found, generating it..."
  a2query -m | awk '{print $1}' > "$MODULES_LIST"
fi

# step 4: ensure php_extensions.list exists
PHP_EXTENSIONS_LIST="scripts/lists/php_extensions.list"
if [ ! -f "$PHP_EXTENSIONS_LIST" ]; then
  echo "php_extensions.list not found, generating it..."
  dpkg --get-selections | awk '/php8.3/ {print $1}' > "$PHP_EXTENSIONS_LIST"
fi

# step 5: display manual installation instructions
echo "${COLOR_BLUE}"
echo "=========================================="
echo "         setup complete!                  "
echo "  your local environment is ready! 🚀     "
echo "=========================================="
echo "${COLOR_RESET}"

echo "${COLOR_BLUE}next steps:${COLOR_RESET}"
echo "1️⃣ move the coryd.dev.conf apache configuration to the correct location:"
echo "   sudo a2ensite coryd.dev.conf"
echo "   sudo systemctl reload apache2"
echo ""
echo "2️⃣ enable the required apache modules:"
if [ -f "$MODULES_LIST" ]; then
  REQUIRED_MODULES=$(tr '\n' ' ' < "$MODULES_LIST" | sed 's/ *$//')
  if [ -n "$REQUIRED_MODULES" ]; then
    echo "   sudo a2enmod $REQUIRED_MODULES && sudo systemctl restart apache2"
  else
    echo "   no required modules found."
  fi
else
  echo "   error: apache_modules.list not found."
fi
echo ""
echo "3️⃣ install the required php extensions:"
if [ -f "$PHP_EXTENSIONS_LIST" ]; then
  REQUIRED_PHP_EXTENSIONS=$(tr '\n' ' ' < "$PHP_EXTENSIONS_LIST" | sed 's/ *$//')

  if [ -n "$REQUIRED_PHP_EXTENSIONS" ]; then
    echo "   sudo apt install -y $REQUIRED_PHP_EXTENSIONS && sudo systemctl restart php8.3-fpm"
  else
    echo "   no required php extensions found."
  fi
else
  echo "   error: php_extensions.list not found."
fi
echo ""
echo "4️⃣ apply crontabs manually:"
echo "   root: crontab -e"
echo "   www-data: sudo crontab -u www-data -e"
echo "${COLOR_BLUE}all done! 🎉${COLOR_RESET}"